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J) (100-7 x 2 x 5) x [(282: 3-2): 2] =


Răspuns :

Răspuns:

(100-7×2×5)×[(282÷3-2)÷2]

=(100-14×5)×[(94-2)÷2]

=(100-70)×(92÷2)

=30×46

=1380